Complete the sentences with so or because

1. All the cafés were full
   [ ] it was a public holiday.
2. He was wearing a dark coat,
   [ ] Hannah didn't see him.
3. I woke up at night
   [ ] there was a terrible noise.
4. Linda ran to the station
   [ ] she was very late.
5. The concert was very popular,
   [ ] they sold all the tickets.
6. There was nothing on TV,
   [ ] I went to bed.
7. We stayed at home last Sunday
   [ ] it was raining.
8. She was going very fast
   [ ] she was in a hurry.